{ "id": "CVE-2024-49912", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "published": "2024-10-21T18:15:13.593", "lastModified": "2024-10-24T17:10:24.853", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Handle null 'stream_status' in 'planes_changed_for_existing_stream'\n\nThis commit adds a null check for 'stream_status' in the function\n'planes_changed_for_existing_stream'. Previously, the code assumed\n'stream_status' could be null, but did not handle the case where it was\nactually null. This could lead to a null pointer dereference.\n\nReported by smatch:\ndrivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c:3784 planes_changed_for_existing_stream() error: we previously assumed 'stream_status' could be null (see line 3774)" }, { "lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/display: Controlar 'stream_status' nulo en 'planes_changed_for_existing_stream' Esta confirmaci\u00f3n agrega una comprobaci\u00f3n NULL para 'stream_status' en la funci\u00f3n 'planes_changed_for_existing_stream'. Anteriormente, el c\u00f3digo asum\u00eda que 'stream_status' pod\u00eda ser nulo, pero no manejaba el caso en el que realmente era nulo. Esto podr\u00eda llevar a una desreferencia de puntero nulo. Reportado por smatch: drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c:3784 error planes_changed_for_existing_stream(): anteriormente asumimos que 'stream_status' pod\u00eda ser nulo (ver l\u00ednea 3774)" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-476" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.1.113", "matchCriteriaId": "180292D6-C3A4-4883-98A3-77F4D56F8081" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.6.55", "matchCriteriaId": "E90B9576-56C4-47BC-AAB0-C5B2D438F5D0" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.7", "versionEndExcluding": "6.10.14", "matchCriteriaId": "4C16BCE0-FFA0-4599-BE0A-1FD65101C021" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "6.11.3", "matchCriteriaId": "54D9C704-D679-41A7-9C40-10A6B1E7FFE9" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/0ffd9fb03bbc99ed1eb5dc989d5c7da2faac0659", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/4778982c73d6c9f3fdbdbc6b6c8aa18df98251af", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/8141f21b941710ecebe49220b69822cab3abd23d", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/c4b699b93496c423b0e5b584d4eb4ab849313bcf", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/ec6c32b58e6c4e87760e797c525e99a460c82bcb", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] } ] }